How do I know if a Cajun dwarf crayfish is in distress? Several were added to ten gallon tank. Out of six , two are behaving quite different. Mainly the larger one. What r signs of distress? Tank is cycled. No amonia present. Everyone else seems mellow. All were drip acclimated over a 4 hour...

Last week, I posted my latest article 'Potted Plants for Fish Breeding Tanks' (10 pages, lots of pictures) on my website. Article has new data since 2017 and resulted from a recent talk I gave to Raleigh Aquarium Society. None of the tanks have any filters or water circulation. Most have just...

I owned an aquarium store until it was closed by COVID. We had only been open a couple weeks when we were shut down by the state. This tank was one of the tanks we sold plants out of: To get a sense of scale, here is the tank the day we found it covered in dust strapped to a pole: He's...

I asked a similar question a few days ago, and mistergreen was very helpful. Thanks. However, maybe I asked the wrong question. Here we go. If money is no object (be reasonable) what is the best CO2 system for a 180 gallon freshwater set up. The tank already has a good number of plants and...

"In general, aquatic plants seem to do well in a variety of soils-clays or loam soils with some organic matter. Indeed, I haven't been able to find any major or consistent difference in plant growth in various ordinary soils. . . . In most instances, substrate fertilization appeared to be...